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Showing posts with the label Sequelize.js

Unhandled Rejection Sequelizeuniqueconstrainterror: Validation Error

I'm getting this error: Unhandled rejection SequelizeUniqueConstraintError: Validation error H… Read more Unhandled Rejection Sequelizeuniqueconstrainterror: Validation Error

Create A Record And An Associated Record In One Go

The Problem: Imagine I have two associated models, Library which has many Books: var Library = sequ… Read more Create A Record And An Associated Record In One Go

How To Disambiguate Between Multiple Associations Between The Same Models In Sequelize

I have three models — Book, User and Institution — which are associated to one another as follows: … Read more How To Disambiguate Between Multiple Associations Between The Same Models In Sequelize

Sequelize - Prevent Destroying Row When Used Somewhere Else In Association

Is there way to make Sequelize.js throw exception when I try destroy row what is used somewhere in … Read more Sequelize - Prevent Destroying Row When Used Somewhere Else In Association

Self Referring Foreign Key In Sequlize Js

I have a model employee (id,first_name,last_name,manager_id) Here the manager_id is a self referin… Read more Self Referring Foreign Key In Sequlize Js

How To Translate Mysql Query To Sequelize Orm

I need to perform this multiple LEFT JOIN query with sequelize: SELECT movie, genre FROM `yt_movies… Read more How To Translate Mysql Query To Sequelize Orm

How To Perform Date Comparisons Against Postgres With Sequelize

I want to delete all records with dates before 20 minutes ago. Postgres (or Sequelize) is not satis… Read more How To Perform Date Comparisons Against Postgres With Sequelize

Sequelize: How To Access [object Promise] Or Return Value From Promise?

I have a situation where I want to access the user data only if he or she is logged in. I have the … Read more Sequelize: How To Access [object Promise] Or Return Value From Promise?